epa05065579 Nobel Peace Prize laureates of the Tunisian National Dialogue Quartet (L-R), President of the Tunisian Human Rights League (LTDH) Abdessatar Ben Moussa, President of the Tunisian employers union (UTICA) Wided Bouchamaoui, President of the National Order of Tunisian Lawyers Fadhel Mahfoudh and Secretary General of the Tunisian General Labour Union Houcine Abbassi are honoured on the stage during the annual Nobel Peace Prize Concert in Telenor Arena outside Oslo, Norway, 11 December 2015. EPA/JON OLAV NESVOLD NORWAY OUT